There were no positive doping tests during the 2013 Tour de France, officials say. Here, Chris Froome, the overall winner, steps into the anti-doping control bus after a stage in the race.
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Race leader Chris Froome of Great Britain finishes Stage 20 of the 2013 Tour de France. The penultimate stage of the Tour put Froome ahead by 5 minutes and practically guarantees he finishes Sunday in Paris in the yellow jersey.
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The 2013 Tour de France is breaking with several traditions, as it starts with a sprint stage on Corsica Saturday. Here, American Tejay van Garderen, 24, second from left, trains with his team on the island.
In a lawsuit filed against Lance Armstrong on Tuesday, the Justice Department said the disgraced Tour de France winner "unjustly enriched" himself through his contract with the U.S. Postal Service.
Lance Armstrong, right, faces several court cases tied to evidence that he cheated. One of the suits was filed by his former U.S. Postal Service teammate Floyd Landis. Here, the pair ride during the 2003 Tour de France.
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Lance Armstrong grimaces prior to the start of the third stage of the Tour de France cycling race in Wanze, Belgium, on July 6, 2010. Armstrong said Thursday he is finished fighting charges from the U.S. Anti-Doping Agency that he used performance-enhancing drugs during his unprecedented cycling career.